X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=backend.c;h=f2fc3f3b5a0bf01b3fe7c6c2722a3411194f42a5;hb=ebd7f78161504e46896f7d96bb41e29714b2fd53;hp=b49ba15f79099178e80c2d31033cb9c1ad0d8326;hpb=a2f3d790becbea6cd93ec51add89f2251a90bba4;p=xboard.git

diff --git a/backend.c b/backend.c
index b49ba15..f2fc3f3 100644
--- a/backend.c
+++ b/backend.c
@@ -5,7 +5,8 @@
  * Massachusetts.
  *
  * Enhancements Copyright 1992-2001, 2002, 2003, 2004, 2005, 2006,
- * 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 Free Software Foundation, Inc.
+ * 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Free
+ * Software Foundation, Inc.
  *
  * Enhancements Copyright 2005 Alessandro Scotti
  *
@@ -4162,6 +4163,7 @@ read_from_ics (InputSourceRef isr, VOIDSTAR closure, char *data, int count, int
 			  fprintf(debugFP, "Sending premove:\n");
 			SendToICS(str);
 		      } else if (gotPremove) {
+			int oldFMM = forwardMostMove;
 			gotPremove = 0;
 			ClearPremoveHighlights();
 			if (appData.debugMode)
@@ -4169,6 +4171,13 @@ read_from_ics (InputSourceRef isr, VOIDSTAR closure, char *data, int count, int
                           UserMoveEvent(premoveFromX, premoveFromY,
 				        premoveToX, premoveToY,
                                         premovePromoChar);
+			if(forwardMostMove == oldFMM) { // premove was rejected, highlight last opponent move
+			  if(moveList[oldFMM-1][1] != '@')
+			    SetHighlights(moveList[oldFMM-1][0]-AAA, moveList[oldFMM-1][1]-ONE,
+					  moveList[oldFMM-1][2]-AAA, moveList[oldFMM-1][3]-ONE);
+			  else // (drop)
+			    SetHighlights(-1, -1, moveList[oldFMM-1][2]-AAA, moveList[oldFMM-1][3]-ONE);
+			}
 		      }
 		    }
 
@@ -6959,7 +6968,7 @@ int doubleClick;
 Boolean addToBookFlag;
 
 void
-UserMoveEvent(int fromX, int fromY, int toX, int toY, int promoChar)
+UserMoveEvent (int fromX, int fromY, int toX, int toY, int promoChar)
 {
     ChessMove moveType;
     ChessSquare pup;
@@ -7043,6 +7052,7 @@ UserMoveEvent(int fromX, int fromY, int toX, int toY, int promoChar)
 			    "fromY %d, toX %d, toY %d\n",
 			    fromX, fromY, toX, toY);
 	    }
+            DrawPosition(TRUE, boards[currentMove]); // [HGM] repair animation damage done by premove (in particular emptying from-square)
             return;
 	}
 	break;
@@ -7064,6 +7074,7 @@ UserMoveEvent(int fromX, int fromY, int toX, int toY, int promoChar)
 			    "fromY %d, toX %d, toY %d\n",
 			    fromX, fromY, toX, toY);
 	    }
+            DrawPosition(TRUE, boards[currentMove]);
             return;
 	}
 	break;
@@ -7981,6 +7992,23 @@ RightClick (ClickType action, int x, int y, int *fromX, int *fromY)
 }
 
 void
+Wheel (int dir, int x, int y)
+{
+    if(gameMode == EditPosition) {
+	int xSqr = EventToSquare(x, BOARD_WIDTH);
+	int ySqr = EventToSquare(y, BOARD_HEIGHT);
+	if(ySqr < 0 || xSqr < BOARD_LEFT || xSqr >= BOARD_RGHT) return;
+	if(flipView) xSqr = BOARD_WIDTH - 1 - xSqr; else ySqr = BOARD_HEIGHT - 1 - ySqr;
+	do {
+	    boards[currentMove][ySqr][xSqr] += dir;
+	    if((int) boards[currentMove][ySqr][xSqr] < WhitePawn) boards[currentMove][ySqr][xSqr] = BlackKing;
+	    if((int) boards[currentMove][ySqr][xSqr] > BlackKing) boards[currentMove][ySqr][xSqr] = WhitePawn;
+	} while(PieceToChar(boards[currentMove][ySqr][xSqr]) == '.');
+	DrawPosition(FALSE, boards[currentMove]);
+    } else if(dir > 0) ForwardEvent(); else BackwardEvent();
+}
+
+void
 SendProgramStatsToFrontend (ChessProgramState * cps, ChessProgramStats * cpstats)
 {
 //    char * hint = lastHint;
@@ -9739,6 +9767,7 @@ FakeBookMove: // [HGM] book: we jump here to simulate machine moves after book h
                     [AS] Protect the thinkOutput buffer from overflow... this
                     is only useful if buf1 hasn't overflowed first!
                 */
+		if((gameMode == AnalyzeMode && appData.whitePOV || appData.scoreWhite) && !WhiteOnMove(forwardMostMove)) curscore *= -1;
 		if(curscore >= MATE_SCORE) 
 		    snprintf(score_buf, MSG_SIZ, "#%d", curscore - MATE_SCORE);
 		else if(curscore <= -MATE_SCORE)